Coral rely on algae for food and their survival.So when the stress of warmer-than-average ocean temperatures prompted many of Hawaii's corals to expel algae last year — a phenomenon called bleaching because coral lose their color when they do this — many were worried they might die.

Tempting, unhealthful foods are highly accessible and are an ever present part of our environment. We are never far from the sights and smells of food, which makes it difficult to get a handle on food cravings while we are trying to watch our diets...

Drivers, bring your vehicles back to the shop for more work on faulty air bags. The government says more than 2 million Toyota, Chrysler and Honda vehicles need a second fix for air bags that may inadvertently inflate while the car is running.